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109603 (2001 QD283)
Classification: Main-belt Asteroid          SPK-ID: 2109603
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2089511249837199 6.8126e-08  
a 2.367465689512523 1.6179e-08 au
q 1.872781070328523 1.6645e-07 au
i 25.78389759702939 7.6473e-06 deg
node 292.4288829975801 1.3539e-05 deg
peri 162.2237254651228 2.244e-05 deg
M 200.4901091248672 2.2512e-05 deg
tp 2459190.034308838427
(2020-Dec-06.53430884)
8.7168e-05 TDB
period 1330.527843868771
3.64
1.3639e-05
3.734e-08
d
yr
n .270569309510449 2.7735e-09 deg/d
Q 2.862150308696523 1.9559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      7622 days (20.87 yr)  
   first obs. used      1998-11-17  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55876  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:52:54  

Additional Information
 Earth MOID = .898314 au 
 Jupiter MOID = 2.32393 au 
 T_jup = 3.386 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO400984  
diameter diameter 3.439 km 0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.230   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109603 (2001 QD283)          Discovered 2001-Aug-18 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QD283 = 1999 EU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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